Re: [Linuxptp-users] [Linuxptp-devel] phc2sys struck on "waiting for ptp4l"

[Miroslav L. <mli...@re...>]

On Tue, Jul 12, 2022 at 05:36:42PM +0000, ramesh t via Linuxptp-devel wrote:
> As part of testing, we are doing disable and enable of PTP on the switch. 
> Sometimes we are observing phc2sys process struck on "Waiting for ptp4l".

> Jun 30 15:56:42  ptp4l: [113418.006] rms    4 max    6 freq  +4822 +/-   6 delay   232 +/-   0
> Jun 30 15:56:43  ptp4l: [113419.006] rms    3 max    6 freq  +4817 +/-   5 delay   232 +/-   0
> Jun 30 15:56:44  phc2sys: [113419.955] uds: sendto failed: No such file or directory

This looks like something removed the Unix domain socket, possibly a
different ptp4l instance using the same configuration. Are you sure
there is always only one ptp4l running with the same uds_address?

-- 
Miroslav Lichvar